11.2.0 development build 9 released

[Daniel Drake]

http://wiki.laptop.org/go/11.2.0

http://build.laptop.org/11.2.0/os9

The bug where keyboard sometimes stops working after resume (#10650)
is hopefully fixed by this release.

Notable updates:
Maze updated to v7
Scratch updated to v17
TamTamMini updated to v56
Write updated to v73

Fixed bugs:
#10684 	Browse has no "busy" indication
#10690 	Cannot play music in TamTamMini using the keyboard